Kizuki
LEGAL · DATA PROCESSING ADDENDUM

Data Processing Addendum (DPA)

Last revised: 2026-05-28 · DRAFT — pending lawyer review

Note: DRAFT for Enterprise / Business tier subscribers requiring GDPR Article 28 / APPI compliance. Source: docs/legal/DPA.md.

Parties

Controller: The Customer (商家). Processor: SmartRich Inc. (Kizuki).

Sub-Processors

Cloudflare (Workers/D1/KV/R2), Anthropic / Google / OpenAI (LLM inference, no-train default), Stripe (payments), Sentry (errors), Apify (scraping, EU-native).

Personal Data Categories

Hashed author handles (SHA-256), public post text, author-detected locale, source URL, merchant team email + Telegram chat IDs. Not processed: card numbers, passwords, biometrics, special category data.

Technical & Organizational Measures

Multi-tenant DB isolation, HS256 JWT cookies (HttpOnly+Secure+SameSite=Lax), HMAC SHA-256 webhook signing, Cloudflare-encrypted secrets vault, audit log immutable, daily D1 → R2 backup, 4-tier staff RBAC + WebAuthn 2FA + 5-min impersonation auto-end.

International Transfers

EEA → non-EEA via Standard Contractual Clauses + sub-processor DPAs. Japan adequacy decision applies for JP-hosted data.

Full DPA in docs/legal/DPA.md. Signed copy on request: privacy@kizuki.smartrich.ai.